Railway RRB RRC NTPC,GROUP-D FREE MOCK TESTS/GENERAL SCIENCE TEST-08

1/10

How many chambers are there in the heart of fish?

5

3

2

4

2/10

Which of the following is an air-borne disease?

Cholera

Hepatitis A

Measles

Typhoid

3/10

Myopia is corrected by using

Concave lens

Bifocal lens

Convex lens

Cylindrical lens

4/10

What is the other name for Vitamin B3?

Pantothenic acid

Riboflavine

Nicotinic acid

Pyridoxine

5/10

At what time of the day is the relative humidity normally at a minimum?

When the air temperature is lowest

Just before sunrise

When the air temperature is highest

about midnight

6/10

In universal indicators a pH of 7 is shown with

Yellow colour

Blue Colur

Green colour

Pink Colour

7/10

Indicate the chemical constituent of Vitamin D

Biotin

Calciferol

Ascorbic acid

Tocopherol

8/10

The process of transferring of charge from a charged object to the earth is called ____________

discharging

skimming

charging

earthing

9/10

Ethylene gas promotes

Cell division

Fruit ripening

Abscission of leaves

Root formation

10/10

What does a negative value of sigma signify for a substituent?

It is electron withdrawing

It is hydrophobic

It is electron donating

It is neutral

Result:

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